Sebastian William Foster is a South African High Court Attorney and legal academic contributing to the reshaping of the legal landscape of psychedelic reform. Currently pursuing both a PhD at the University of Zürich and an LLM (International Law) at the University of Göttingen, Sebastian operates at the intersection of constitutional law, human rights, and drug policy reform. His pioneering publications on the constitutional rights implications of psychedelic criminalisation in South Africa have propelled him onto the legal team for a landmark High Court challenge, which seeks to decriminalise psilocybin in South Africa. Now expanding his scope from domestic litigation to the global stage, he is rigorously interrogating how international prohibitionist frameworks violate fundamental human rights. Sebastian brings analytical rigour and intellectual ambition to the fight for psychedelic decriminalisation and cognitive freedom, bridging the gap between courtroom advocacy and international legal theory.